LEVI'S Men's 501 Original Fit Button Fly Stretch Jeans Straight Leg Size 34/30 New with Tags! The iconic straight fit with signature button fly, the 501® Jean from Levi's® sits at the waist and is regular through the thigh with a straight leg. It is the original for a reason, featuring a classic straight leg fit that offers a stylish cut and combines it with the comfortability and ease of wear that we look for in a denim essential. Versatility is key with this design, whether you want to dress them up with a leather shoe, or make a more casual choice with a sneaker, the styling opportunities are endless. Smoke Free Home. Reasonable Offers Accepted.